dethelesejler.dk is a .dk domain served by 2 nameservers (burt.ns.cloudflare.com, cloe.ns.cloudflare.com). It was registered on 20 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.226.144.235 is hosted by Netnoerden ApS (AS216275) in Denmark. Mail is handled by mail.dethelesejler.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.226.144.235 | 300s | mail.lurendrejer.dk | AS216275 | Netnoerden ApS | 91.226.144.0/23 | 🇩🇰 Denmark | Frederiksberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.dethelesejler.dk | 2a13:e744:48ef::5 91.226.144.235 |
mail.lurendrejer.dk mail.lurendrejer.dk |
AS216275 Netnoerden ApS AS216275 Netnoerden ApS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a13:e744:48ef:102::2 | 300s | — | AS216275 | Netnoerden ApS | 2a13:e740:0:0:0:0:0:0/29 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (dethelesejler.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.dethelesejler.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc-reports@dethelesejler.dk; ruf=mailto:dmarc-reports@dethelesejler.dk; fo=1; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www CNAME | dethelesejler.dk (all on dethelesejler.dk) |
| www vs bare domain | Same network dethelesejler.dk: 91.226.144.235 2a13:e744:48ef:102::2 (AS216275) www.dethelesejler.dk: 91.226.144.235 2a13:e744:48ef:102::2 (AS216275) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.dethelesejler.dk | eocMxeBkUqjatr9TU8E_vZHtDqjva2dzdDjyThA0YmQ |
| TXT | _acme-challenge.dethelesejler.dk | u_pDix-JxGqdx0vIv4Ivwwm8H2w7G_2pgUODl9zji6k |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2414104684 |
| Primary NS (MNAME) | burt.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-03-20 |
| Expires | 2031-03-31 (1626d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 16:24:50 | 3490ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 00:51:05 | 1646ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 03:25:57 | 2564ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 02:04:52 shown | 1790ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 19:36:54 | 4664ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-17 01:30:32 | 5074ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 07:37:54 | 7867ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 20:03:31 | 2987ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 13:07:45 | 3942ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 11:23:09 | 10134ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 17:18:54 | 6983ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 11:55:52 | 11162ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 17:08:50 | 1865ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 04:58:13 | 1111ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-19 06:40:13 | 4330ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 02:26:23 | 711ms | 2 NS 1 A 1 MX | 🔒 Secure |